phptelnet for cakephp
最近有用到在PHP telnet到远程的服务器上校验用户密码的状态,在网上扒了一个telnet的类然后改在cakephp上使用,多加了一些功能,比如登录的时候要输入域,还有判断登录成功的字符串.还可以自定义端口号
更新:
11.25
while (!$s['time_out'] && $s['unread_bytes']); //多加一个超时判断,这样就比较快了
测试环境:
OSX 10.5.5
Xampp(apache2.2 php5.2.6 mysql5.0.1)
telnetServer 华为,爱立信的某些告警交换机, Solaris5.9
Bug:
不支持Telnet到Windows
telnet到windows自带的Telnet Server有问题,总是不能登录.大概问题是返回的结果需要进行一定的协议处理.
app/controllers/components/php_telnet.php
/*PHPTelnet 1.1by Antone Roundyadapted from code found on the PHP websitepublic domain*//* * PHPTelnet for cakephp components * by Rikugun * v5rikugungmailcom * */class PhpTelnetComponent extends Object { //显示连接错误 var $show_connect_error=1; //使用usleep来暂停程序 var $use_usleep=0;// change to 1 for faster execution // don't change to 1 on Windows servers unless you have PHP 5 //暂停时间 var $sleeptime=125000; //登录后等待时间 var $loginsleeptime=1000000; var $fp=NULL; //登录提示字符串 var $loginprompt; //最后抓到的字符串 var $last_string; var $conn1; var $conn2; /* * 连接返回结果 0 = success 1 = couldn't open network connection 2 = unknown host 3 = login failed 4 = PHP version too low * $domain为-1时直接输入回车 */ function Connect($server,$user,$pass,$port=23,$domain='') { $rv=0; //校验PHP版本 >=4.3.0 $vers=explode('.',PHP_VERSION); $needvers=array(4,3,0); $j=count($vers); $k=count($needvers); if ($k<$j) $j=$k; for ($i=0;$i<$j;$i++) { if (($vers[$i]+0)>$needvers[$i]) break; if (($vers[$i]+0)<$needvers[$i]) { $this->ConnectError(4); return 4; } } $this->Disconnect(); //处理hostname 域名转IP if (strlen($server)) { if (preg_match('/[^0-9.]/',$server)) { $ip=gethostbyname($server); if ($ip==$server) { $ip=''; $rv=2; } } else $ip=$server; } else $ip='127.0.0.1'; if (strlen($ip)) { $this->fp=fsockopen($ip,$port); if ($this->fp) { fputs($this->fp,$this->conn1); $this->Sleep(); fputs($this->fp,$this->conn2); $this->Sleep(); $this->GetResponse($r); $r=explode("\n",$r); $this->loginprompt=$r; fputs($this->fp,"$user\r"); $this->Sleep(); fputs($this->fp,"$pass\r"); if ($domain) { if ($domain==-1) { $domain=''; } $this->Sleep(); fputs($this->fp,"$domain\r"); } if ($this->use_usleep) usleep($this->loginsleeptime); else sleep(1); $this->GetResponse($r); $this->last_string = $r; $r=explode("\n",$r); if (($r=='')||($this->loginprompt==$r)) { $rv=3; $this->Disconnect(); } } else $rv=1; } if ($rv) $this->ConnectError($rv); return $rv; } function Disconnect($exit=1) { if ($this->fp) { if ($exit) $this->DoCommand('exit',$junk); fclose($this->fp); $this->fp=NULL; } } //执行命令 function DoCommand($c,&$r) { if ($this->fp) { fputs($this->fp,"$c\r"); $this->Sleep(); $this->GetResponse($r); $this->last_string = $r; $r=preg_replace("/^.*?\n(.*)\n[^\n]*$/","$1",$r); } return $this->fp?1:0; } //获取响应 function GetResponse(&$r) { $r=''; do { $r.=fread($this->fp,1000); $s=socket_get_status($this->fp); } while (!$s['time_out'] && $s['unread_bytes']); //多加一个超时判断,这样就比较快了 } function Sleep() { if ($this->use_usleep) usleep($this->sleeptime); else sleep(1); }/** * cakephp components初始化函数 * * @return return * @author rikugun * @paramparam **/ function initialize(&$controller) { ; } function startup(&$controller) { $this->conn1=chr(0xFF).chr(0xFB).chr(0x1F).chr(0xFF).chr(0xFB). chr(0x20).chr(0xFF).chr(0xFB).chr(0x18).chr(0xFF).chr(0xFB). chr(0x27).chr(0xFF).chr(0xFD).chr(0x01).chr(0xFF).chr(0xFB). chr(0x03).chr(0xFF).chr(0xFD).chr(0x03).chr(0xFF).chr(0xFC). chr(0x23).chr(0xFF).chr(0xFC).chr(0x24).chr(0xFF).chr(0xFA). chr(0x1F).chr(0x00).chr(0x50).chr(0x00).chr(0x18).chr(0xFF). chr(0xF0).chr(0xFF).chr(0xFA).chr(0x20).chr(0x00).chr(0x33). chr(0x38).chr(0x34).chr(0x30).chr(0x30).chr(0x2C).chr(0x33). chr(0x38).chr(0x34).chr(0x30).chr(0x30).chr(0xFF).chr(0xF0). chr(0xFF).chr(0xFA).chr(0x27).chr(0x00).chr(0xFF).chr(0xF0). chr(0xFF).chr(0xFA).chr(0x18).chr(0x00).chr(0x58).chr(0x54). chr(0x45).chr(0x52).chr(0x4D).chr(0xFF).chr(0xF0); $this->conn2=chr(0xFF).chr(0xFC).chr(0x01).chr(0xFF).chr(0xFC). chr(0x22).chr(0xFF).chr(0xFE).chr(0x05).chr(0xFF).chr(0xFC).chr(0x21); } function ConnectError($num) { if ($this->show_connect_error) switch ($num) { case 1: echo '<br /> <a href="http://www.geckotribe.com/php-telnet/errors/fsockopen.php">Connect failed: Unable to open network connection</a><br />'; break; case 2: echo '<br /> <a href="http://www.geckotribe.com/php-telnet/errors/unknown-host.php">Connect failed: Unknown host</a><br />'; break; case 3: echo '<br /> <a href="http://www.geckotribe.com/php-telnet/errors/login.php">Connect failed: Login failed</a><br />'; break; case 4: echo '<br /> <a href="http://www.geckotribe.com/php-telnet/errors/php-version.php">Connect failed: Your server\'s PHP version is too low for PHP Telnet</a><br />'; break; } } }
在controller中调用
class somecontroller extends AppContronller{var $components =array('PhpTelnet');function someAction($id){//获取实例$swer = $this->Sw->findById($id);//不显示默认错误信息$this->PhpTelnet->show_connect_error=0;$ret = $this->PhpTelnet->Connect(long2ip($swer['ip']), $swer['username'], $swer['password'], $swer['port'], $swer['domain']); switch ($ret) { case 0: //连接成功 if (strstr($this->PhpTelnet->last_string,$swer['success_code'])) { $swer['status']=1; $retVal['success']=true; $retVal['msg']='登录成功'; break; } $ret=3; case 1:// $swer['status']=0; $retVal = '无法连接到网络'; break; case 2: $swer['status']=0; $retVal['msg'] = '无法连接到BSC'; break; case 3: $swer['status']=2; $retVal['msg'] = '登录失败'; break; case 4: $retVal['msg']='PHP版本太低'; break; }//其它操作可以用 $this->PhpTelnet->DoCommand($comm.$result)}}
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